Granted Patent
Utility
US 4,751,864 · App. 07/031,978
Cutting tool having an intensifier
Inventors:
Gary Leigh, Robert F. Massman
Patented Case
View Patent ↗
Granted: Jun 21, 1988
Filed: Mar 30, 1987
Inventors
Gary Leigh
Robert F. Massman
Assignee (at issue)
Cincinnatti Milacron Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.